On Mon, Dec 3, 2012 at 9:58 PM, Kent Overstreet wrote:
> +#define pr_fmt(fmt) "%s: " fmt "\n", __func__
Dynamic debug already allows to insert the function name. Please
consider leaving this line out entirely and move the "\n" to the end
of individual printed lines.
> +#define PCPU_REF_PTR
This implements a refcount with similar semantics to
atomic_get()/atomic_dec_and_test(), that starts out as just an atomic_t
but dynamically switches to per cpu refcounting when the rate of
gets/puts becomes too high.
It also implements two stage shutdown, as we need it to tear down the
percpu cou
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